| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| formaldehyde used as a drug | 1.82 | 0.3 | 7534 | 44 | 27 |
| formaldehyde | 0.5 | 0.3 | 7380 | 29 | 12 |
| used | 0.54 | 0.8 | 6291 | 55 | 4 |
| as | 0.23 | 0.1 | 5193 | 46 | 2 |
| a | 0.29 | 0.5 | 84 | 23 | 1 |
| drug | 0.18 | 0.5 | 7591 | 76 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| formaldehyde used as a drug | 0.29 | 0.3 | 7810 | 8 |
